<div data-dojo-attach-point="containerNode">
  <div data-dojo-type="esri/dijit/metadata/form/Element"
    data-dojo-props="target:'productKeys',minOccurs:0,maxOccurs:'unbounded',label:'${i18nArcGIS.keywords.productKeys}'">
    <div data-dojo-type="esri/dijit/metadata/types/arcgis/keywords/KwElements"></div>
  </div>
</div>